Abstract: A method includes disposing a first shaft and a second shaft in an end to end arrangement, positioning a sleeve over the end to end arrangement, coupling the sleeve to the first shaft via a first set of fasteners extending through a first set of radial holes in the sleeve and into the first shaft, coupling the sleeve to the second shaft via a second set of fasteners extending through a second set of radial holes in the sleeve and into the second shaft, and allowing the sleeve to self adjust the alignment between the first shaft and the second shaft while transmitting torsional, translational, or torsional and translational loading through the first set of fasteners and the second set of fasteners.

Abstract: A replaceable seat pocket assembly (10) for a gate valve body, the valve body comprises a recess (13) forming a seat pocket interface around the flow bore (B) by the gate opening, the seat pocket assembly (10) is arranged to be replaceable and comprises a ring shaped replaceable seat face ring (1), an energizing retaining collar (3) provided with threads. The invention also comprises a tool (1000) for replacing the replaceable seat pocket assembly, and also a kit and a method for installation of the replaceable seat pocket assembly.

Abstract: A replaceable seat pocket assembly (10) for a gate valve body, the valve body comprises a recess (13) forming a seat pocket interface around the flow bore (B) by the gate opening, the seat pocket assembly (10) is arranged to be replaceable and comprises a ring shaped replaceable seat face ring (1), an energizing retaining collar (3) provided with threads. The invention also comprises a tool (1000) for replacing the replaceable seat pocket assembly, an also a kit and a method for installation of the replaceable seat pocket assembly.